Police are investigating incidents in which people have lost money to a cartel claiming to be employees of a leading mobile phone service provider.
The fraudsters allegedly call to ask for certain details from the victims, which they use to swindle money electronically.
On Sunday, a Molo farmer, Mr Nicodemus Anuri and an Egerton University student Mr David Ngugi became the latest victims of the syndicate when they lost Sh50,000 and Sh15,000, respectively.
The two were called by people purporting to be from customer care to inquire about certain details concerning their money transfer accounts.
Those privy to the racket suspect agents offering the electronic money transfer are colluding with the criminals.
Recently, two death row inmates were arrested in Nakuru GK Prison after being tracked through the assistance of mobile services firm Safaricom.
More than 10 mobile phones and a number of SIM cards that were used to transact more than Sh300,000 were confiscated.
The inmates colluded with people outside the prison to provided them with phone numbers of wealthy people who they called and threatened with death if they did not follow orders.
Police launched investigations into how the convicts had separately received Sh350,000 and Sh40,000 in their welfare accounts when the racket that was unearthed in February.